"Good morning, madam," Ira said. "I represent...." "We don't want any," said the women, easing the door shut. With the time tested finesse of door-to-door salesmen, Ira slipped his size twelve shoe between the swinging door and the jamb. "But madam, if you'll give me a few minutes of your time...." The woman shook her head. "It won't do you any good," she said, trying to squeeze the door shut over his foot. "Whatever it is, we don't want any." "I represent U.S. Robot Company," Ira persisted. He